<script lang="ts" setup>
import useStore from '@/store'
import { storeToRefs } from 'pinia'
import { ref, watchEffect } from 'vue'
import { useRoute } from 'vue-router'
import GoodsImage from './components/goods-image.vue'
import GoodsSales from './components/goods-sales.vue'
import GoodsName from './components/goods-name.vue'
import GoodsSku from './components/goods-sku.vue'
import GoodsDetail from './components/goods-detail.vue'
import GoodsHot from './components/goods-hot.vue'

const { goods } = useStore()
const { info } = storeToRefs(goods)
const route = useRoute()

const count = ref(3)

watchEffect(() => {
  if (route.fullPath !== `/goods/${route.params.id}`) return
  goods.resetInfo() // 不让你有这个机会 提前创建组件, 应该是数据回来了, 再去创建组件
  goods.getGoodsInfo(route.params.id as string)
})

const changeSku = (skuId: string) => {
  console.log('父组件收到skuId', skuId)
  // 获取指定sku对象
  const sku = info.value.skus.find((item) => item.id === skuId)
  if (sku) {
    info.value.inventory = sku.inventory // 更新商品库存
    info.value.price = sku.price // 更新商品现价
    info.value.oldPrice = sku.oldPrice // 更新商品原价
  }
}
</script>

<template>
  <div class="xtx-goods-page">
    <div class="container">
      <div v-if="info.categories">
        <!-- 面包屑 -->
        <XtxBread>
          <XtxBreadItem to="/">首页</XtxBreadItem>
          <XtxBreadItem :to="`/category/${info.categories[1].id}`">
            {{ info.categories[1].name }}
          </XtxBreadItem>
          <XtxBreadItem :to="`/category/sub/${info.categories[0].id}`">
            {{ info.categories[0].name }}
          </XtxBreadItem>
          <XtxBreadItem>{{ info.name }}</XtxBreadItem>
        </XtxBread>
        <!-- 商品信息 -->
        <div class="goods-info">
          <!-- 左侧信息 -->
          <div class="media">
            <GoodsImage :images="info.mainPictures"></GoodsImage>
            <GoodsSales></GoodsSales>
          </div>
          <!-- 右侧信息 -->
          <div class="spec">
            <GoodsName :goods="info"></GoodsName>
            <!-- 规格组件 -->
            <GoodsSku :goods="info" @changeSku="changeSku"></GoodsSku>
            <!-- <GoodsSku :goods="info" skuId="1369155863389933570"></GoodsSku> -->

            <!-- 数量选择组件 -->
            <XtxNumbox v-model="count" showLabel></XtxNumbox>

            <!-- 按钮组件 -->
            <XtxButton type="primary" style="margin-top: 20px">
              加入购物车
            </XtxButton>
          </div>
        </div>
        <!-- 商品详情 -->
        <div class="goods-footer">
          <div class="goods-article">
            <!-- 商品+评价 -->
            <div class="goods-tabs">
              <!-- 商品详情 -->
              <GoodsDetail :goods="info" />
            </div>
          </div>
          <!-- 24热榜+专题推荐 -->
          <div class="goods-aside">
            <GoodsHot :type="1" />
            <GoodsHot :type="2" />
            <GoodsHot :type="3" />
          </div>
        </div>
      </div>

      <!-- 占位的 -->
      <div v-else>
        <!-- 面包屑 -->
        <XtxBread>
          <XtxBreadItem to="/">首页</XtxBreadItem>
        </XtxBread>
        <!-- 商品信息 -->
        <div class="goods-info"></div>
        <!-- 商品详情 -->
        <div class="goods-footer">
          <div class="goods-article">
            <!-- 商品+评价 -->
            <div class="goods-tabs"></div>
          </div>
          <!-- 24热榜+专题推荐 -->
          <div class="goods-aside"></div>
        </div>
      </div>
    </div>
  </div>
</template>

<style scoped lang="less">
.goods-info {
  min-height: 600px;
  background: #fff;
  display: flex;
  .media {
    width: 580px;
    height: 600px;
    padding: 30px 50px;
  }
  .spec {
    flex: 1;
    padding: 30px 30px 30px 0;
  }
}
.goods-footer {
  display: flex;
  margin-top: 20px;
  .goods-article {
    width: 940px;
    margin-right: 20px;
  }
  .goods-aside {
    width: 280px;
    min-height: 1000px;
  }
}
.goods-tabs {
  min-height: 600px;
  background: #fff;
}
.goods-warn {
  min-height: 600px;
  background: #fff;
  margin-top: 20px;
}
</style>
